# Study Timer vs Kotsumi

The clearest difference is in-app purchases: Kotsumi at none against Study Timer's 1. On price and iOS requirement there is nothing between them.

Both are free to download. Study Timer sells 1 one-off in-app purchase. Kotsumi asks for nothing beyond the download.

## The numbers

| Metric | Study Timer | Kotsumi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Size | 7 MB | 98 MB |
| Requires iOS | 26.2 | **26.0** |
| Devices | — | **iPhone** |
| Age rating | 4+ | 12+ |
| Developer | [RAPHAEL ELIAS HARTEL](https://appshunter.io/developer/1786996818) | [Sticker Mori](https://appshunter.io/developer/6804409422) |

## What reviewers say

### Study Timer

[App page](https://appshunter.io/ios/app/study-timer-learnlog/id6759198298)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


### Kotsumi

[App page](https://appshunter.io/ios/app/kotsumi-study-and-focus-timer/id6804409420)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Study Timer free?

Study Timer is free to download, with in-app purchases available.

### Is Kotsumi free?

Kotsumi is free to download, with no in-app purchases.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*